“ball cover”的概念、定义、翻译、参考文献-科学参考

单词	ball cover
释义	ball cover 滚珠轴承盖
随便看	river utility craft river valley riverwall river wall riverwash river wash river water river-water irrigation river water quality monitor river weir river width river winding river zones rivet rivet allowance rivet-back plate rivet bar rivet bond rivet bucker rivet buster rivet centers rivet clasp rivet clipper rivet closing tool rivet cold

科学参考收录了1248194条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。